CN201880328U - Vibration isometric multi-angle hammer ball special strength training and monitoring device - Google Patents
Vibration isometric multi-angle hammer ball special strength training and monitoring device Download PDFInfo
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- CN201880328U CN201880328U CN2010206822083U CN201020682208U CN201880328U CN 201880328 U CN201880328 U CN 201880328U CN 2010206822083 U CN2010206822083 U CN 2010206822083U CN 201020682208 U CN201020682208 U CN 201020682208U CN 201880328 U CN201880328 U CN 201880328U
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Abstract
The utility model relates to a vibration isometric multi-angle hammer ball special strength training and monitoring device, belonging to a hammer ball special strength training and monitoring device, and aiming at solving the problem that the hammer ball special strength training is short of a vibration isometric multi-angle exercise and monitoring method. A vibrating device is fixedly connected with a first and a second lower sleeves; a higher and a shorter stand columns are positioned in the first and the second lower sleeves, and are respectively sheathed with a first limit sleeve, a first spring and a first upper sleeve as well as a second limit sleeve, a second spring and a second upper sleeve; a diagonal tension beam is articulated with the first upper sleeve and the second upper sleeve; a connecting part is fixedly connected with the diagonal tension beam; a shaft sleeve is fixedly arranged in a center hole of the connecting part; a gear mounting shaft is positioned in the shaft sleeve; a resistance meter leans against the gear mounting shaft; a first speed regulation motor is used for transmitting power to the gear mounting shaft by a gear transmission pair; a piston rod of a hydraulic cylinder is fixedly connected with a tension sensor; and the tension sensor is fixedly connected with a back strap. The vibration isometric multi-angle discus special strength training and monitoring device can be used for hammer ball special isometric strength training.
Description
Technical field
The utility model relates to a kind of hammer specific strength training and supervising device.
Background technology
At present, what the hammer specific strength training adopted is to wait to open (claiming dynamic property again) exercise means, as: prudent thing is swung pendulum, is thrown weight etc., and payes attention to not enough for isometric (claiming firm static) exercise, the means shortcoming more lacks the player motion technical process is monitored.Studies show that isotonic exercise is very effective for development force in conjunction with isometric exercise.A kind of new theory that vibrates isometric training strength is arranged, and it is very effective to development force with the vibration of the sine curve ripple of 5Hz～26Hz of short duration isometric training to be carried out in certain action.Isometric training in order to improve the muscle peak power of whole joint motions amplitude, should carry out isometric training only to certain angle of joint and the peak power in a little zone (± 15 °) is effective on every side on each different angle of joint.Use the ability of the speed that the power of explosion type isometric contraction development muscle produces, even to open (dynamic property) exercise more effective to developing explosive force than waiting.
Yet, can utilize newest research results well, meet modern high-level hammer specific strength training developing direction (the strengthening exercise means of promptly more approaching special action), the vibration isometric multi-angle hammer specific strength training and the supervising device home and abroad that utilize sportsman's movable information that the player motion technical process is monitored also do not occur.
The utility model content
The purpose of this utility model is according to principles such as sport biomechanics, electronics, mechanics, provide a kind of vibration isometric multi-angle hammer specific strength training and supervising device, to solve the problem that the hammer specific strength training lacks isometric multi-angle exercise means of vibration and monitoring means.
The utility model is to solve the problems of the technologies described above the technical scheme of taking to be: training described in the utility model and supervising device comprise oblique straining beam, first spring, second spring, two last sleeve pipes, two setting of casings, two stop collars, two root posts and a plurality of first jackscrews; Described training and supervising device be involving vibrations device, pulling force sensor, resistance gauge, attaching parts, axle sleeve, gear installation shaft, first buncher, gear driving pair, pulling force display, pressure sensor, pressure display unit, backing plate, connecting rod, adapter sleeve, braces, hydraulic cylinder and oil pump also; Two columns are respectively high column and short column, and two stop collars are respectively first stop collar and second stop collar, and two are gone up sleeve pipe is respectively sleeve pipe on the sleeve pipe and second on first, and two setting of casings are respectively first setting of casing and second setting of casing; The left end of the upper surface of the top panel of vibrating device and first a cased end are affixed, the right-hand member of the upper surface of the top panel of vibrating device and second a cased end are affixed, the lower end of high column is arranged in first setting of casing, the lower end of short column is arranged in second setting of casing, the pulling force display is packed on second setting of casing, pressure sensor is packed on first setting of casing, be set with first stop collar on the high column from the bottom to top, sleeve pipe on first spring and first, be set with second stop collar on the short column from the bottom to top successively, sleeve pipe on second spring and second, first setting of casing, on first stop collar and first between sleeve pipe and the high column and second setting of casing, respectively affixed by jackscrew respectively between sleeve pipe and the short column on second stop collar and second; Tiltedly on the two ends and first of straining beam on the sleeve pipe and second sleeve pipe hinged, attaching parts are arranged on the top of vibrating device and are positioned at the below of oblique straining beam, the upper end of attaching parts is with tiltedly straining beam is affixed, the middle part of attaching parts is provided with centre bore, axle sleeve is packed in the centre bore of attaching parts, the gear installation shaft is L shaped, one end of gear installation shaft is arranged in the axle sleeve, resistance gauge is installed on the sidewall of axle sleeve, and the push rod of resistance gauge leans on the gear installation shaft, one end of the other end of gear installation shaft and connecting rod all is arranged in the two ends of adapter sleeve, gear installation shaft and connecting rod are affixed by jackscrew and adapter sleeve, the other end and the pressure sensor of connecting rod are affixed, the output shaft of first buncher is given the gear installation shaft by gear drive adjutant transmission of power, first buncher is with tiltedly straining beam is affixed, hydraulic cylinder and oil pump all are packed on the backing plate, backing plate is arranged on the upper surface of top panel of vibrating device, the top panel of backing plate and vibrating device removably connects, the piston rod that oil pump drives hydraulic cylinder stretches, the outer end and the pulling force sensor of the piston rod of hydraulic cylinder are affixed, pulling force sensor and braces are affixed, the signal output part of pulling force sensor is connected with the signal input part of pulling force display, and the signal output part of pressure sensor is connected with the signal input part of pressure display unit.
The beneficial effects of the utility model are: utilize vibration of the present utility model isometric multi-angle hammer specific strength training and supervising device to can be implemented in one and can produce low frequency and (do isometric hammer specific strength training on the mechanical platform of the sine curve ripple of 5Hz～26Hz) vibration, because the effect of vibration, make muscle in the certain-length scope, do little elongation and shortening, arbitrarily shrinking the maximum tension that can produce can both increase with the maximum tension force of keeping, and is effective to improving the special muscle strength of hammer.
The ability of the speed that the power of use explosion type isometric contraction development muscle produces, in addition more more effective than the special muscle strength of isotonic exercise development hammer.On each different angles of hammer final force, carry out isometric training, can improve the muscle peak power of the whole final force joint motions of hammer amplitude.
Adopt through custom-designed more approaching special action isometric strength exercise means training effect more remarkable.
Working pressure sensor and pulling force sensor in the time of can monitoring the big or small and motion of hammer final force by pressure display unit and pulling force display, can be monitored in real time effectively to practitioner's stroking technique process.
Description of drawings
Fig. 1 is main TV structure figure of the present utility model, and Fig. 2 is the vertical view that the top panel of backing plate and vibrating device is assembled together, and Fig. 3 is the vertical view (top panel and the 3rd spring do not draw) of vibrating device.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1～Fig. 3 present embodiment is described, described training of present embodiment and supervising device comprise oblique straining beam 1, first spring 2, second spring 3, two go up sleeve pipe, two setting of casings, two stop collars, two root posts and a plurality of first jackscrews 23; Described training and supervising device be involving vibrations device 15, pulling force sensor 4, resistance gauge 5, attaching parts 6, axle sleeve 7, gear installation shaft 8, first buncher 10, gear driving pair 11, pulling force display 9, pressure sensor 27, pressure display unit 28, backing plate 29, connecting rod 12, adapter sleeve 30, braces 22, hydraulic cylinder 24 and oil pump 25 also; Two columns are respectively high column 13 and short column 14, two stop collars are respectively first stop collar 21 and second stop collar 16, two go up sleeve pipe be respectively on first on the sleeve pipe 17 and second 18, two setting of casings of sleeve pipe be respectively first setting of casing 19 and second setting of casing 20; One end of the left end of the upper surface of the top panel 15-1 of vibrating device 15 and first setting of casing 19 is affixed, one end of the right-hand member of the upper surface of the top panel 15-1 of vibrating device 15 and second setting of casing 20 is affixed, the lower end of high column 13 is arranged in first setting of casing 19, the lower end of short column 14 is arranged in second setting of casing 20, pulling force display 9 is packed on second setting of casing 20, pressure sensor 27 is packed on first setting of casing 19, be set with first stop collar 21 on the high column 13 from the bottom to top, sleeve pipe 17 on first spring 2 and first, be set with second stop collar 16 on the short column 14 from the bottom to top successively, sleeve pipe 18, the first setting of casings 19 on second spring 3 and second, on first stop collar 21 and first between sleeve pipe 17 and the high column 13 and second setting of casing 20, respectively affixed by jackscrew 23 respectively between sleeve pipe 18 and the short column 14 on second stop collar 16 and second; Tiltedly on the two ends and first of straining beam 1 on the sleeve pipe 17 and second sleeve pipe 18 hinged, attaching parts 6 are arranged on the top of vibrating device 15 and are positioned at the below of oblique straining beam 1, the upper end of attaching parts 6 is with tiltedly straining beam 1 is affixed, the middle part of attaching parts 6 is provided with centre bore, axle sleeve 7 is packed in the centre bore of attaching parts 6, gear installation shaft 8 is L shaped, one end of gear installation shaft 8 is arranged in the axle sleeve 7, resistance gauge 5 is installed on the sidewall of axle sleeve 7, and the push rod of resistance gauge 5 leans on gear installation shaft 8, one end of the other end of gear installation shaft 8 and connecting rod 12 all is arranged in the two ends of adapter sleeve 30, gear installation shaft 8 is affixed by jackscrew 23 and adapter sleeve 30 with connecting rod 12, the other end of connecting rod 12 and pressure sensor 27 are affixed, the output shaft of first buncher 10 is given gear installation shaft 8 by gear driving pair 11 (i.e. two pitch wheels) with transmission of power, first buncher 10 is with tiltedly straining beam 1 is affixed, hydraulic cylinder 24 and oil pump 25 all are packed on the backing plate 29, backing plate 29 is arranged on the upper surface of top panel 15-1 of vibrating device 15, backing plate 29 removably connects (in the present embodiment with the top panel 15-1 of vibrating device 15, the top panel 15-1 of vibrating device 15 is provided with a plurality of screwed holes, backing plate 29 is provided with a plurality of connecting holes, so be provided with, be convenient to adjust the position of backing plate 29 on the top panel 15-1 of vibrating device 15.Backing plate 29 in the present embodiment removably connects by bolt with the top panel 15-1 of vibrating device 15), the piston rod 24-1 that oil pump 25 drives hydraulic cylinder 24 stretches, outer end and the pulling force sensor 4 of the piston rod 24-1 of hydraulic cylinder 24 are affixed, pulling force sensor 4 is affixed with braces 22, the signal output part of pulling force sensor 4 is connected with the signal input part of pulling force display 9, and the signal output part of pressure sensor 27 is connected with the signal input part of pressure display unit 28.
The specific embodiment two: in conjunction with Fig. 1 and Fig. 3 explanation, the described vibrating device 15 of present embodiment comprises top panel 15-1, base 15-2, the second buncher 15-3, the first tape handler 15-4, the second tape handler 15-5, transition axis 15-6, eccentric shaft 15-7, two first axle bed 15-8, two the second axle bed 15-9, two excentric sleeve 15-10 and two handle 15-11; Top panel 15-1 be positioned at base 15-2 directly over, the second buncher 15-3 is packed on the upper surface of base 15-2, the output shaft of the second buncher 15-3 is given transition axis 15-6 by the first tape handler 15-4 with transmission of power, the two ends of transition axis 15-6 respectively are set with first an axle bed 15-8 who is rotationally connected with it, transition axis 15-6 gives eccentric shaft 15-7 by the second tape handler 15-5 with transmission of power, be set with two excentric sleeve 15-10 that are rotationally connected with it on the eccentric shaft 15-7, two handle 15-11 and two corresponding one by one settings of excentric sleeve 15-10, the end of each handle 15-11 and the lateral wall of excentric sleeve 15-10 are affixed, the other end of each handle 15-11 and the lower surface of top panel 15-1 are affixed, two handle 15-11 are symmetrical arranged with respect to the center line of the vertical direction of vibrating device 15, and two first axle bed 15-8 and two second axle bed 15-9 are affixed with the upper surface of base 15-2 respectively.So be provided with, simple in structure, safe and reliable.Other is identical with the specific embodiment one.
The specific embodiment three: in conjunction with Fig. 1 explanation, the described vibrating device 15 of present embodiment also comprises two the 3rd spring 15-12; Each fixedly is equipped with one the 3rd spring 15-12 the left end of top panel 15-1 lower surface and right-hand member, and the lower end of two the 3rd spring 15-12 is provided with on the ground.So be provided with, can improve the reliability of vibrating device 15 work.Other is identical with the specific embodiment two.
The specific embodiment four: in conjunction with Fig. 1 explanation, described training of present embodiment and supervising device also comprise protractor 26; The left side wall of sleeve pipe 18 is affixed on the protractor 26 and second, and tiltedly straining beam 1 reclines mutually with protractor 26.So be provided with, be convenient to measure the angle of inclination of oblique straining beam 1.Other is identical with the specific embodiment one.
Pulling force sensor in the utility model, resistance gauge, pulling force display, buncher, hydraulic cylinder, oil pump, pressure sensor and the equal outsourcing of pressure display unit.
Training process: the strength limits that resistance gauge is adjusted to the practitioner, oblique straining beam is adjusted to 42 ° (angle of trajectory of suitable hammer is 42 °), pressure sensor is adjusted to practitioner's hammer and throws the position that the final force poise is thrown the both arms hand, afterwards, the practitioner with the hands holds pressure sensor, the Height Adjustment of the piston rod of hydraulic cylinder is (height according to the practitioner is determined) to suitable position, braces is enclosed within practitioner's shoulder, the practitioner becomes hammer to throw the poise of final force, at this moment, Vibration on Start-up device vibration.
The isometric hammer final force of practitioner's explosion type, (time is 3s～4s) after carrying out of short duration final force, start the first buncher work, gear driving pair makes gear installation shaft, connecting rod and pressure sensor rotate counterclockwise about 30 ° (are example to throw with hand), the while hydraulic cylinder works, the piston rod of hydraulic cylinder stretches out suitable distance (determining according to practitioner's height), on this position, carry out the isometric final force of the explosion type second time, so carry out until the final force action of finishing hammer.
In exercise, by pressure display unit and pulling force display show in real time the practitioner in the exercise process firmly size and during motion, training process is monitored in real time.
Claims (4)
1. one kind is vibrated isometric multi-angle hammer specific strength training and supervising device, and described training and supervising device comprise oblique straining beam (1), first spring (2), second spring (3), two last sleeve pipes, two setting of casings, two stop collars, two root posts and a plurality of first jackscrews (23); It is characterized in that: described training and supervising device be involving vibrations device (15), pulling force sensor (4), resistance gauge (5), attaching parts (6), axle sleeve (7), gear installation shaft (8), first buncher (10), gear driving pair (11), pulling force display (9), pressure sensor (27), pressure display unit (28), backing plate (29), connecting rod (12), adapter sleeve (30), braces (22), hydraulic cylinder (24) and oil pump (25) also; Two columns are respectively high column (13) and short column (14), two stop collars are respectively first stop collar (21) and second stop collar (16), two are gone up sleeve pipe is respectively sleeve pipe (18) on sleeve pipe on first (17) and second, and two setting of casings are respectively first setting of casing (19) and second setting of casing (20); The left end of the upper surface of the top panel (15-1) of vibrating device (15) and an end of first setting of casing (19) are affixed, the right-hand member of the upper surface of the top panel (15-1) of vibrating device (15) and an end of second setting of casing (20) are affixed, the lower end of high column (13) is arranged in first setting of casing (19), the lower end of short column (14) is arranged in second setting of casing (20), pulling force display (9) is packed on second setting of casing (20), pressure sensor (27) is packed on first setting of casing (19), be set with first stop collar (21) on the high column (13) from the bottom to top, sleeve pipe (17) on first spring (2) and first, be set with second stop collar (16) on the short column (14) from the bottom to top successively, sleeve pipe (18) on second spring (3) and second, first setting of casing (19), on first stop collar (21) and first between sleeve pipe (17) and the high column (13) and second setting of casing (20), respectively affixed by jackscrew (23) respectively between sleeve pipe (18) and the short column (14) on second stop collar (16) and second; Tiltedly on the two ends and first of straining beam (1) on the sleeve pipe (17) and second sleeve pipe (18) hinged, attaching parts (6) are arranged on the top of vibrating device (15) and are positioned at the below of oblique straining beam (1), the upper end of attaching parts (6) is with tiltedly straining beam (1) is affixed, the middle part of attaching parts (6) is provided with centre bore, axle sleeve (7) is packed in the centre bore of attaching parts (6), gear installation shaft (8) is L shaped, one end of gear installation shaft (8) is arranged in the axle sleeve (7), resistance gauge (5) is installed on the sidewall of axle sleeve (7), and the push rod of resistance gauge (5) leans on gear installation shaft (8), one end of the other end of gear installation shaft (8) and connecting rod (12) all is arranged in the two ends of adapter sleeve (30), gear installation shaft (8) is affixed by jackscrew (23) and adapter sleeve (30) with connecting rod (12), the other end of connecting rod (12) and pressure sensor (27) are affixed, the output shaft of first buncher (10) is given gear installation shaft (8) by gear driving pair (11) with transmission of power, first buncher (10) is with tiltedly straining beam (1) is affixed, hydraulic cylinder (24) and oil pump (25) all are packed on the backing plate (29), backing plate (29) is arranged on the upper surface of top panel (15-1) of vibrating device (15), backing plate (29) removably connects with the top panel (15-1) of vibrating device (15), the piston rod (24-1) that oil pump (25) drives hydraulic cylinder (24) stretches, the outer end and the pulling force sensor (4) of the piston rod (24-1) of hydraulic cylinder (24) are affixed, pulling force sensor (4) is affixed with braces (22), the signal output part of pulling force sensor (4) is connected with the signal input part of pulling force display (9), and the signal output part of pressure sensor (27) is connected with the signal input part of pressure display unit (28).
2. vibration isometric multi-angle hammer specific strength training according to claim 1 and supervising device is characterized in that: described vibrating device (15) comprises top panel (15-1), base (15-2), second buncher (15-3), first tape handler (15-4), second tape handler (15-5), transition axis (15-6), eccentric shaft (15-7), two first axle beds (15-8), two second axle beds (15-9), two excentric sleeves (15-10) and two handles (15-11); Top panel (15-1) be positioned at base (15-2) directly over, second buncher (15-3) is packed on the upper surface of base (15-2), the output shaft of second buncher (15-3) is given transition axis (15-6) by first tape handler (15-4) with transmission of power, the two ends of transition axis (15-6) respectively are set with first axle bed (15-8) that is rotationally connected with it, transition axis (15-6) is given eccentric shaft (15-7) by second tape handler (15-5) with transmission of power, be set with two excentric sleeves that are rotationally connected with it (15-10) on the eccentric shaft (15-7), two handles (15-11) and the corresponding one by one setting of two excentric sleeves (15-10), one end of each handle (15-11) and the lateral wall of excentric sleeve (15-10) are affixed, the other end of each handle (15-11) and the lower surface of top panel (15-1) are affixed, two handles (15-11) are symmetrical arranged with respect to the center line of the vertical direction of vibrating device (15), and two first axle beds (15-8) and two second axle beds (15-9) are affixed with the upper surface of base (15-2) respectively.
3. vibration isometric multi-angle hammer specific strength training according to claim 2 and supervising device is characterized in that: described vibrating device (15) also comprises two the 3rd springs (15-12); Each fixedly is equipped with one the 3rd spring (15-12) left end of top panel (15-1) lower surface and right-hand member, and the lower end of two the 3rd springs (15-12) is provided with on the ground.
4. vibration isometric multi-angle hammer specific strength training according to claim 1 and supervising device is characterized in that: described training and supervising device also comprise protractor (26); The left side wall of sleeve pipe (18) is affixed on the protractor (26) and second, and tiltedly straining beam (1) reclines mutually with protractor (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206822083U CN201880328U (en) | 2010-12-27 | 2010-12-27 | Vibration isometric multi-angle hammer ball special strength training and monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206822083U CN201880328U (en) | 2010-12-27 | 2010-12-27 | Vibration isometric multi-angle hammer ball special strength training and monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN201880328U true CN201880328U (en) | 2011-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206822083U Expired - Lifetime CN201880328U (en) | 2010-12-27 | 2010-12-27 | Vibration isometric multi-angle hammer ball special strength training and monitoring device |
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| CN (1) | CN201880328U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000427A (en) * | 2010-12-27 | 2011-04-06 | 哈尔滨师范大学 | Vibration isometric multi-angle hammer ball specific-strength training and monitoring device |
| CN103638657A (en) * | 2013-12-30 | 2014-03-19 | 哈尔滨商业大学 | Laser-type super-equal-length weight throw core stable force training and information feedback device |
| CN103657035A (en) * | 2013-12-30 | 2014-03-26 | 哈尔滨师范大学 | Laser type ultra-equal-length hammer throw core strength training and information feedback device |
| CN103657036A (en) * | 2013-12-30 | 2014-03-26 | 哈尔滨师范大学 | Laser type hammer throw core strength training and information feedback device |
| CN103691119A (en) * | 2013-12-30 | 2014-04-02 | 哈尔滨师范大学 | Hammer core strength training and information feedback device |
| CN103706098A (en) * | 2013-12-30 | 2014-04-09 | 哈尔滨师范大学 | Ploymetric hammer throw core strength training and information feedback device |
| CN103721390A (en) * | 2013-12-30 | 2014-04-16 | 哈尔滨商业大学 | Hammer core stabilization strength training and information feedback device |
| CN104548545A (en) * | 2014-12-30 | 2015-04-29 | 哈尔滨师范大学 | Hammer throw apparatus vibration training and information feedback trainer |
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2010
- 2010-12-27 CN CN2010206822083U patent/CN201880328U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000427A (en) * | 2010-12-27 | 2011-04-06 | 哈尔滨师范大学 | Vibration isometric multi-angle hammer ball specific-strength training and monitoring device |
| CN103721390A (en) * | 2013-12-30 | 2014-04-16 | 哈尔滨商业大学 | Hammer core stabilization strength training and information feedback device |
| CN103657035A (en) * | 2013-12-30 | 2014-03-26 | 哈尔滨师范大学 | Laser type ultra-equal-length hammer throw core strength training and information feedback device |
| CN103657036A (en) * | 2013-12-30 | 2014-03-26 | 哈尔滨师范大学 | Laser type hammer throw core strength training and information feedback device |
| CN103691119A (en) * | 2013-12-30 | 2014-04-02 | 哈尔滨师范大学 | Hammer core strength training and information feedback device |
| CN103706098A (en) * | 2013-12-30 | 2014-04-09 | 哈尔滨师范大学 | Ploymetric hammer throw core strength training and information feedback device |
| CN103638657A (en) * | 2013-12-30 | 2014-03-19 | 哈尔滨商业大学 | Laser-type super-equal-length weight throw core stable force training and information feedback device |
| CN103691119B (en) * | 2013-12-30 | 2015-10-28 | 哈尔滨师范大学 | A kind of hammer force at the core training and information feedback device |
| CN103721390B (en) * | 2013-12-30 | 2015-12-30 | 绥化学院 | A kind of hammer core stable strength building and information feedback device |
| CN103638657B (en) * | 2013-12-30 | 2016-01-20 | 河南科技学院 | Laser-type super-equal-length weight throw core stable force training and information feedback device |
| CN103657035B (en) * | 2013-12-30 | 2016-01-27 | 哈尔滨师范大学 | Laser type ultra-equal-length hammer throw core strength training and information feedback device |
| CN103706098B (en) * | 2013-12-30 | 2016-02-03 | 哈尔滨师范大学 | Ploymetric hammer throw core strength training and information feedback device |
| CN103657036B (en) * | 2013-12-30 | 2016-03-02 | 哈尔滨师范大学 | The training of laser type hammer force at the core and information feedback device |
| CN104548545A (en) * | 2014-12-30 | 2015-04-29 | 哈尔滨师范大学 | Hammer throw apparatus vibration training and information feedback trainer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110629 Effective date of abandoning: 20111130 |